joe kelly is a florida socialite. his biographer, paula broadwell, saw her as a romantic rival for petraeus' attention. broadwell sent kelly anonymous e-mails from a secret account that she and petraeus shared access to. the source said that the e- mails were more cat fights than stay away from my man. when the fbi started poking around, they first thought someone had breached his private e-mail account. but it turned out that the agents had stumbled upon a secret communication system that petraeus and broadwell used to communicate with each other. some of the messages were sexually explicit. he would write an e-mail, he wouldn't send it, instead saving it to his draft folder. broadwell had his password and would log on and read the draft e-mail. that way there was never any record of any messages being sent. and that's how the fbi discovered their affair. in the meantime tonight, much is being made of this interview that he gave at the university of denver a few months ago. >> and now i don't know how long you have h